How were 8 other wide receivers somehow drafted before DK Metcalf?

DK Metcalf has lit itup as a rookie in Seattle. How did the former Ole Miss star last until the ninth WR chosen in 2019?

57. Eagles: JJ Arcega-Whiteside

 Rich Barnes-USA TODAY Sports

DK Metcalf faced JJ Arcega-Whiteside of Stanford and the Philadelphia Eagles in the NFC Wild-Card round. Arcega-Whiteside had 10 catches from 22 targets for 169 yards and a TD as a rookie.